1e41f4b71Sopenharmony_ci# cd 2e41f4b71Sopenharmony_ci 3e41f4b71Sopenharmony_ci 4e41f4b71Sopenharmony_ci## 命令功能 5e41f4b71Sopenharmony_ci 6e41f4b71Sopenharmony_cicd命令用来改变当前目录。 7e41f4b71Sopenharmony_ci 8e41f4b71Sopenharmony_ci 9e41f4b71Sopenharmony_ci## 命令格式 10e41f4b71Sopenharmony_ci 11e41f4b71Sopenharmony_cicd [_path_] 12e41f4b71Sopenharmony_ci 13e41f4b71Sopenharmony_ci 14e41f4b71Sopenharmony_ci## 参数说明 15e41f4b71Sopenharmony_ci 16e41f4b71Sopenharmony_ci**表1** 参数说明 17e41f4b71Sopenharmony_ci 18e41f4b71Sopenharmony_ci| 参数 | 参数说明 | 取值范围 | 19e41f4b71Sopenharmony_ci| -------- | -------- | -------- | 20e41f4b71Sopenharmony_ci| path | 文件路径。 | 用户必须具有指定目录中的执行（搜索）许可权。 | 21e41f4b71Sopenharmony_ci 22e41f4b71Sopenharmony_ci 23e41f4b71Sopenharmony_ci## 使用指南 24e41f4b71Sopenharmony_ci 25e41f4b71Sopenharmony_ci- 未指定目录参数时，会跳转至根目录。 26e41f4b71Sopenharmony_ci 27e41f4b71Sopenharmony_ci- cd后加路径名时，跳转至该路径。 28e41f4b71Sopenharmony_ci 29e41f4b71Sopenharmony_ci- 路径名以 /（斜杠）开头时，表示根目录。 30e41f4b71Sopenharmony_ci 31e41f4b71Sopenharmony_ci- .（点）表示当前目录。 32e41f4b71Sopenharmony_ci 33e41f4b71Sopenharmony_ci- ..（点点）表示父目录。 34e41f4b71Sopenharmony_ci 35e41f4b71Sopenharmony_ci- cd - 可以在最近访问的两个目录切换。 36e41f4b71Sopenharmony_ci 37e41f4b71Sopenharmony_ci 38e41f4b71Sopenharmony_ci## 使用实例 39e41f4b71Sopenharmony_ci 40e41f4b71Sopenharmony_ci举例：cd .. 41e41f4b71Sopenharmony_ci 42e41f4b71Sopenharmony_ci 43e41f4b71Sopenharmony_ci## 输出说明 44e41f4b71Sopenharmony_ci 45e41f4b71Sopenharmony_ci**示例**显示结果如下 46e41f4b71Sopenharmony_ci 47e41f4b71Sopenharmony_ci``` 48e41f4b71Sopenharmony_ciOHOS:/nfs$ cd ../ 49e41f4b71Sopenharmony_ciOHOS:/$ ls 50e41f4b71Sopenharmony_cibin etc nfs sdcard system tmp vendor 51e41f4b71Sopenharmony_cidev lib proc storage test usr 52e41f4b71Sopenharmony_ci``` 53